package com.example.demo;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * Description: TODO
 *
 * @author jihe.d
 * @date 2019/12/20 10:08
 */
public class Main {
    public static void main(String[] args) throws IOException {
        String name = "djh";
        if(args.length > 0) {
            name = args[0];
        }
        System.out.println(new AA().echo("hello world,") + name);

//        File file = new File(new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()) + "-deme.jar");
//        file.createNewFile();
//        FileWriter fileWriter = new FileWriter(file);
//        fileWriter.write(new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()));
//        fileWriter.close();
    }
}
